gtk: Fix alt-f/e to bring up the wrench menu.

The invisible GtkMenuBar eats up alt-f, alt-e and other accelerators for the
top-level items. So make sure these items don't have any accelerators.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/7316017

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@91790 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/gtk/global_menu_bar.cc

@@ -245,7 +245,7 @@ void GlobalMenuBar::BuildGtkMenuFrom(
   gtk_widget_show(menu);
 
   GtkWidget* menu_item = gtk_menu_item_new_with_mnemonic(
-      gfx::ConvertAcceleratorsFromWindowsStyle(
+      gfx::RemoveWindowsStyleAccelerators(
           l10n_util::GetStringUTF8(menu_str_id)).c_str());
 
   // Give the owner a chance to sink the reference before we add it to the menu